Finding the Fourth Proportional to 5,091,031.84, 7,025,650.24 and 2,799,340.08
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Solution
The fourth proportional to 5,091,031.84, 7,025,650.24 and 2,799,340.08 is: 3,863,103.77
Step by Step Solution
- Step 1: Write the proportion equation
5,091,031.84 : 7,025,650.24 = 2,799,340.08 : x - Step 2: Convert to fraction form
5,091,031.84/7,025,650.24 = 2,799,340.08/x - Step 3: Cross multiply
5,091,031.84x = 7,025,650.24 × 2,799,340.08 - Step 4: Simplify right side
5,091,031.84x = 19,667,184,304,893.62 - Step 5: Solve for x
x = 19,667,184,304,893.62/5,091,031.84 - Step 6: Final answer
x = 3,863,103.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.